Lines Matching defs:dudy
277 float computeLodFromDerivates (LodMode mode, float dudx, float dudy)
286 p = de::max(deFloatAbs(dudx), deFloatAbs(dudy));
298 float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dudy, float dvdy)
304 p = de::max(deFloatSqrt(dudx*dudx + dvdx*dvdx), deFloatSqrt(dudy*dudy + dvdy*dvdy));
310 float mu = de::max(deFloatAbs(dudx), deFloatAbs(dudy));
326 float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dwdx, float dudy, float dvdy, float dwdy)
332 p = de::max(deFloatSqrt(dudx*dudx + dvdx*dvdx + dwdx*dwdx), deFloatSqrt(dudy*dudy + dvdy*dvdy + dwdy*dwdy));
338 float mu = de::max(deFloatAbs(dudx), deFloatAbs(dudy));
4407 // \note Only one of dudx, dudy, dvdx, dvdy is non-zero since spec allows approximating p from derivates by various methods.